code: def get_hash(self):
      info = self.read_params()
  
      missing_params = set(self.params) - set(info.keys())
      if missing_params:
          raise MissingParamsError(
              "Parameters '{}' are missing from '{}'.".format(
                  ", ".join(missing_params), self
              )
          )
  
      return HashInfo(self.PARAM_PARAMS, info)
  
imports: import os
  import typing
  from collections import defaultdict
  from typing import TYPE_CHECKING, Any, Dict, List, Optional
  import dpath
  from dvc.exceptions import DvcException
  from dvc.log import logger
  from dvc.utils.serialize import ParseError, load_path
  from dvc_data.hashfile.hash_info import HashInfo
  from .base import Dependency
label_desc: Use image node_id 8 for calling the ParamsDependency obj's underlying member method code with example usage: obj.get_hash() and returns: HashInfo